You can look at this from the other side. If a child watches a training video, plays games that develop thinking, look for the necessary information, and sometimes even earn money on the Internet ... then this will be a huge step towards full development. Just need to adopt new technologies and a reasonable way to use them.
You must first determine at what age the child is watching this video. Not every child can perceive this information. Teaching a child It is necessary, but it is only strictly individual and with the right approach.